Features: USB 3.1 Gen 2 SuperSpeed 10Gbps hub. Compared to USB 3.0 technology, this new USB technology utilizes a more efficient data encoding system and offers more than double the effective data throughput. It is fully backward compatible with existing USB connectors and cables. Data transfer speed can reach up to 10Gbps. 4-Port USB 3.1 Gen 2 Expander. Specifications: Material: PC Color: Black Size: Approx. 10.49x3.38x1.3cm/4.13x1.33x0.51in. Option Type: USB Hub; Type-C Hub; Note: Please allow 1-2cm errors due to manual measurement. Please ensure that you do not mind before placing your order. Due to differences between monitors, the picture may not reflect the actual color of the item. Package includes: 1x USB Hub.